electronic navigation map 导航电子地图
electronic navigation mark 电子航标
electronic navigation chart 电子海图
electronic navigation system 电子导航系统
electronic navigation charts 电子海图
electronic navigation technology 电子航海技术
electronic navigation chart system 电子海图导航系统
Roads which extracted in remote sensing imagery play an important role in electronic navigation and city planning.
利用遥感图像获取道路信息在电子导航、城市规划等中发挥着重要的作用。
参考来源 - 结合多层特征的多光谱遥感图像道路提取研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Their electronic navigation failed and a rogue wave swamped the boat.
他们的电子导航装置失灵了，一个巨浪吞没了那只船。
In chapter 2, the embedded system, the technology of Electronic Navigation Chart (ENC) and a fish system are discussed.
第二章论述了嵌入式系统、电子海图导航和鱼探系统的相关技术。
Obviously the foundation of electronic navigation system can not meet this need, So human envisaged the possibility of radio transmitting stations on the air.
显然地基电子导航系统不能满足这种需要，于是人类就设想是否可以将无线电发射参考站建立在空中。
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